Portable smoke detector



FIG. 1 is a perspective view of the portable smoke detector showing my new design;

FIG. 2 is a top plan view thereof on an enlarged scale;

FIG. 3 is a side elevational view thereof on an enlarged scale;

FIG. 4 is an end elevational view thereof on an enlarged scale, as seen from the left side of FIG. 3;

FIG. 5 is an end elevational view thereof on an enlarged scale, as seen from the right of FIG. 3;

FIG. 6 is an elevational view of the side opposite that shown in FIG. 3 on an enlarged scale;

FIG. 7 is a bottom plan view thereof on an enlarged scale;

FIG. 8 is a perspective view thereof with the bracket swung into a supporting position.

The door is shown in broken lines in FIG. 8 for illustrative purposes only. 

The ornamental design for a portable smoke detector, substantially as shown and described. 